Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
99,989
Country Rank
40,008
Institution Rank : 25
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![John P Swaddle](https://cdn.adscientificindex.com/pictures/0e/909542.jpg)
Conservation
Ecology
Behavioral Ecology
Ecotoxicology
Evolution
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,656
2,871
0.297
* Total Citation Counts Rankings
World Rank
101,682
Country Rank
40,592
Institution Rank : 11
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Michael C Newman](https://cdn.adscientificindex.com/pictures/89/909761.jpg)
Ecotoxicology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,513
2,046
0.215
* Total Citation Counts Rankings
World Rank
119,680
Country Rank
46,738
Institution Rank : 31
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![Daniel Cristol](https://cdn.adscientificindex.com/pictures/d5/909550.jpg)
Ecotoxicology
Ornithology
Behavioral Ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,241
4,453
0.540
* Total Citation Counts Rankings
World Rank
192,104
Country Rank
69,758
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/1705.png)
![United States](/flags/us.png)
![William Sobczak](/user/assets/images/profile/no-profile-photo.png)
Ecosystem Ecology
Biogeochemistry
Watershed Hydrology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,218
2,019
0.387
* Total Citation Counts Rankings
World Rank
199,635
Country Rank
72,070
Institution Rank : 49
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![Randolph Chambers](https://cdn.adscientificindex.com/pictures/2d/909567.jpg)
wetlands ecology
invasion ecology
conservation biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,016
1,853
0.369
* Total Citation Counts Rankings
World Rank
302,933
Country Rank
102,310
Institution Rank : 79
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![Margaret Saha](/user/assets/images/profile/no-profile-photo.png)
Developmental Biology
Bioengineering
Phage/Microbial Geneticsmssah
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,157
1,060
0.336
* Total Citation Counts Rankings
World Rank
413,985
Country Rank
133,153
Institution Rank : 107
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![Matthias Leu](https://cdn.adscientificindex.com/pictures/06/909628.jpg)
Landscape ecology
biodiversity
anthropogenic drivers
movement ecology
species distribution
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,121
900
0.424
* Total Citation Counts Rankings
World Rank
505,932
Country Rank
158,002
Institution Rank : 135
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![Ilker Tunc](/user/assets/images/profile/no-profile-photo.png)
Computational Biology
Bioinformatics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,593
1,492
0.937
* Total Citation Counts Rankings
World Rank
553,207
Country Rank
170,508
Institution Rank : 147
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![James Skelton](https://cdn.adscientificindex.com/pictures/07/909699.jpg)
Aquatic Ecology
Community Ecology
Symbiosis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,386
1,134
0.818
* Total Citation Counts Rankings
World Rank
604,966
Country Rank
183,978
Institution Rank : 63
![](https://cdn.adscientificindex.com/logos/1672.png)
![United States](/flags/us.png)
![William Alevizon](https://cdn.adscientificindex.com/pictures/c2/909308.jpg)
biology
marine biology
coral reefs
ichthyology
ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,196
175
0.146
* Total Citation Counts Rankings
World Rank
657,905
Country Rank
197,569
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/11964.png)
![United States](/flags/us.png)
![Rose Reynolds](https://cdn.adscientificindex.com/pictures/11/939006.jpg)
Biology of Aging
Quantitative Genetics
Molecular Genetics
Evolution
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,032
327
0.317
* Total Citation Counts Rankings
World Rank
835,719
Country Rank
239,260
Institution Rank : 205
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![M Drew Lamar](https://cdn.adscientificindex.com/pictures/77/909722.jpg)
Mathematical Biology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
622
287
0.461
* Total Citation Counts Rankings
World Rank
873,998
Country Rank
247,557
Institution Rank : 211
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![Helen Murphy](https://cdn.adscientificindex.com/pictures/da/909724.jpg)
evolution
evolutionary genetics
yeast
sociomicrobiology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
552
188
0.341
* Total Citation Counts Rankings
World Rank
912,453
Country Rank
255,501
Institution Rank : 49
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Juliette Doumayrou](https://cdn.adscientificindex.com/pictures/1c/909801.jpg)
host-vector-virus interaction
viral accumulation
transmission
virulence
evolution
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
486
206
0.424
* Total Citation Counts Rankings
World Rank
992,761
Country Rank
270,766
Institution Rank : 242
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![James Tumulty](https://cdn.adscientificindex.com/pictures/c3/4595795.jpg)
Behavioral Ecology
Animal Communication
Social Evolution
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
367
297
0.809
* Total Citation Counts Rankings
World Rank
1,052,236
Country Rank
280,868
Institution Rank : 59
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Enie Hensel|Stephanie Buhler](https://cdn.adscientificindex.com/pictures/41/5630580.jpg)
community ecology
predator ecology
global change
habitat restoration
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
296
254
0.858
* Total Citation Counts Rankings
World Rank
1,496,671
Country Rank
347,239
Institution Rank : 312
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![Marie Pitts](/pictures/c6/5236247.jpg)
Conservation Biology
Ecology
Evolution
Behavior
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
76
19
0.250
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
99,989
![United States](/flags/us.png)
40,008
![](https://cdn.adscientificindex.com/logos/1713.png)
25
John P Swaddle
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,656
2,871
0.297
![](https://cdn.adscientificindex.com/logos/1713.png)
Conservation
Ecology
Behavioral Ecology
Ecotoxicology
Evolution
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
101,682
![United States](/flags/us.png)
40,592
![](https://cdn.adscientificindex.com/logos/1714.png)
11
Michael C Newman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,513
2,046
0.215
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
119,680
![United States](/flags/us.png)
46,738
![](https://cdn.adscientificindex.com/logos/1713.png)
31
Daniel Cristol
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,241
4,453
0.540
![](https://cdn.adscientificindex.com/logos/1713.png)
Ecotoxicology
Ornithology
Behavioral Ecology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
192,104
![United States](/flags/us.png)
69,758
![](https://cdn.adscientificindex.com/logos/1705.png)
7
William Sobczak
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,218
2,019
0.387
![](https://cdn.adscientificindex.com/logos/1705.png)
Ecosystem Ecology
Biogeochemistry
Watershed Hydrology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
199,635
![United States](/flags/us.png)
72,070
![](https://cdn.adscientificindex.com/logos/1713.png)
49
Randolph Chambers
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,016
1,853
0.369
![](https://cdn.adscientificindex.com/logos/1713.png)
wetlands ecology
invasion ecology
conservation biology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
302,933
![United States](/flags/us.png)
102,310
![](https://cdn.adscientificindex.com/logos/1713.png)
79
Margaret Saha
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,157
1,060
0.336
![](https://cdn.adscientificindex.com/logos/1713.png)
Developmental Biology
Bioengineering
Phage/Microbial Geneticsmssah
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
413,985
![United States](/flags/us.png)
133,153
![](https://cdn.adscientificindex.com/logos/1713.png)
107
Matthias Leu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,121
900
0.424
![](https://cdn.adscientificindex.com/logos/1713.png)
Landscape ecology
biodiversity
anthropogenic drivers
movement ecology
species distribution
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
505,932
![United States](/flags/us.png)
158,002
![](https://cdn.adscientificindex.com/logos/1713.png)
135
Ilker Tunc
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,593
1,492
0.937
![](https://cdn.adscientificindex.com/logos/1713.png)
Computational Biology
Bioinformatics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
553,207
![United States](/flags/us.png)
170,508
![](https://cdn.adscientificindex.com/logos/1713.png)
147
James Skelton
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,386
1,134
0.818
![](https://cdn.adscientificindex.com/logos/1713.png)
Aquatic Ecology
Community Ecology
Symbiosis
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
604,966
![United States](/flags/us.png)
183,978
![](https://cdn.adscientificindex.com/logos/1672.png)
63
William Alevizon
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,196
175
0.146
![](https://cdn.adscientificindex.com/logos/1672.png)
biology
marine biology
coral reefs
ichthyology
ecology
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* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
657,905
![United States](/flags/us.png)
197,569
![](https://cdn.adscientificindex.com/logos/11964.png)
4
Rose Reynolds
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,032
327
0.317
![](https://cdn.adscientificindex.com/logos/11964.png)
Biology of Aging
Quantitative Genetics
Molecular Genetics
Evolution
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
835,719
![United States](/flags/us.png)
239,260
![](https://cdn.adscientificindex.com/logos/1713.png)
205
M Drew Lamar
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
622
287
0.461
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
873,998
![United States](/flags/us.png)
247,557
![](https://cdn.adscientificindex.com/logos/1713.png)
211
Helen Murphy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
552
188
0.341
![](https://cdn.adscientificindex.com/logos/1713.png)
evolution
evolutionary genetics
yeast
sociomicrobiology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
912,453
![United States](/flags/us.png)
255,501
![](https://cdn.adscientificindex.com/logos/1714.png)
49
Juliette Doumayrou
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
486
206
0.424
![](https://cdn.adscientificindex.com/logos/1714.png)
host-vector-virus interaction
viral accumulation
transmission
virulence
evolution
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
992,761
![United States](/flags/us.png)
270,766
![](https://cdn.adscientificindex.com/logos/1713.png)
242
James Tumulty
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
367
297
0.809
![](https://cdn.adscientificindex.com/logos/1713.png)
Behavioral Ecology
Animal Communication
Social Evolution
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
1,052,236
![United States](/flags/us.png)
280,868
![](https://cdn.adscientificindex.com/logos/1714.png)
59
Enie Hensel|Stephanie Buhler
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
296
254
0.858
![](https://cdn.adscientificindex.com/logos/1714.png)
community ecology
predator ecology
global change
habitat restoration
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
1,496,671
![United States](/flags/us.png)
347,239
![](https://cdn.adscientificindex.com/logos/1713.png)
312
Marie Pitts
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
76
19
0.250
![](https://cdn.adscientificindex.com/logos/1713.png)
Conservation Biology
Ecology
Evolution
Behavior